Cognomen बलदेव (Baldev 
, Baladeva 
, Baldeva 
) , all over the world, is quite a rare family name. The surname बलदेव is habitual in Bulgaria, where it is quite a rare surname, Israel, and United Arab Emirates, where it is a rare surname. In absolute terms, this name is the most popular in India, Nepal, and Bulgaria. Much more frequently, बलदेव is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Baldev | United Kingdom, Saudi Arabia, United Arab Emirates, Nepal, India |
| Baladeva | Italy, Malaysia, Philippines, United States, India |
| Baldeva | Bulgaria, United States, India, France, Brazil |
| बलदेव | India |